63 lines
1.8 KiB
JavaScript
63 lines
1.8 KiB
JavaScript
/*
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Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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//>>built
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define("dojo/dnd/Mover",["../main","../Evented","../touch","./common","./autoscroll"],function(_1,_2,_3){
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_1.declare("dojo.dnd.Mover",[_2],{constructor:function(_4,e,_5){
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this.node=_1.byId(_4);
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this.marginBox={l:e.pageX,t:e.pageY};
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this.mouseButton=e.button;
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var h=(this.host=_5),d=_4.ownerDocument;
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this.events=[_1.connect(d,_3.move,this,"onFirstMove"),_1.connect(d,_3.move,this,"onMouseMove"),_1.connect(d,_3.release,this,"onMouseUp"),_1.connect(d,"ondragstart",_1.stopEvent),_1.connect(d.body,"onselectstart",_1.stopEvent)];
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if(h&&h.onMoveStart){
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h.onMoveStart(this);
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}
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},onMouseMove:function(e){
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_1.dnd.autoScroll(e);
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var m=this.marginBox;
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this.host.onMove(this,{l:m.l+e.pageX,t:m.t+e.pageY},e);
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_1.stopEvent(e);
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},onMouseUp:function(e){
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if(_1.isWebKit&&_1.isMac&&this.mouseButton==2?e.button==0:this.mouseButton==e.button){
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this.destroy();
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}
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_1.stopEvent(e);
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},onFirstMove:function(e){
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var s=this.node.style,l,t,h=this.host;
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switch(s.position){
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case "relative":
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case "absolute":
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l=Math.round(parseFloat(s.left))||0;
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t=Math.round(parseFloat(s.top))||0;
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break;
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default:
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s.position="absolute";
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var m=_1.marginBox(this.node);
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var b=_1.doc.body;
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var bs=_1.getComputedStyle(b);
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var bm=_1._getMarginBox(b,bs);
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var bc=_1._getContentBox(b,bs);
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l=m.l-(bc.l-bm.l);
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t=m.t-(bc.t-bm.t);
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break;
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}
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this.marginBox.l=l-this.marginBox.l;
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this.marginBox.t=t-this.marginBox.t;
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if(h&&h.onFirstMove){
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h.onFirstMove(this,e);
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}
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_1.disconnect(this.events.shift());
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},destroy:function(){
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_1.forEach(this.events,_1.disconnect);
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var h=this.host;
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if(h&&h.onMoveStop){
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h.onMoveStop(this);
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}
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this.events=this.node=this.host=null;
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}});
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return _1.dnd.Mover;
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});
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